Independent Submission H. Van de Sompel Request for Comments: 7089 Los Alamos National Laboratory Category: Informational M. Nelson ISSN: 2070-1721 Old Dominion University R. Sanderson Los Alamos National Laboratory December 2013 HTTP Framework for Time-Based Access to Resource States -- Memento Abstract The HTTP-based Memento framework bridges the present and past Web. It facilitates obtaining re